Administrator Guide

25 Dell Campus Networking Interoperability with Cisco Catalyst 1.1 | version 1.1
spanning-tree vlan n-n is used to show that the VLANs specified have the STP root bridge running on
that respective switch.
Note: Configuration for both switches is identical except for the VLAN range. The variable n is inserted in the
configuration below to represent the VLAN ID. The first switch is configured for VLAN 30-32 and the second
switch used VLAN 33-35.
N3024-1#configure
N3024-1(config)#spanning-tree mode rapid-pvst
N3024-1(config)# spanning-tree vlan 30-32 priority 1
Priority specified was converted to 0 + 30 (according to IEEE 802.1s) and
stored successfully.
Priority specified was converted to 0 + 31 (according to IEEE 802.1s) and
stored successfully.
Priority specified was converted to 0 + 32 (according to IEEE 802.1s) and
stored successfully.
N3024-1(config)#spanning-tree vlan 33-35 priority 4096
Priority specified was converted to 4096 + 33 (according to IEEE 802.1s) and
stored successfully.
Priority specified was converted to 4096 + 34 (according to IEEE 802.1s) and
stored successfully.
Priority specified was converted to 4096 + 35 (according to IEEE 802.1s) and
stored successfully.
N3024-1(config)#end
N3024-1#show spanning-tree summary
Spanning Tree Adminmode........... Enabled
Spanning Tree Version............. IEEE 802.1w
BPDU Guard Mode................... Disabled
BPDU Flood Mode................... Disabled
BPDU Filter Mode.................. Disabled
Configuration Name................ 00-1E-C9-DE-D1-1A
Configuration Revision Level...... 0
Configuration Digest Key.......... 0xac36177f50283cd4b83821d8ab26de62
Configuration Format Selector..... 0
N3024-1#show spanning-tree vlan 30
VLAN 30
Spanning-tree enabled protocol rpvst
RootID Priority 30
Address 001E.C9DE.D11A
Cost 0
Port This Switch is the root
Hello Time 2 Sec Max Age 20 sec Forward Delay 15 sec
BridgeID Priority 8222 (priority 8192 sys-id-ext 30)
Address 001E.C9DE.D11A